Lenovo B50-45 Notebook - Manual (Page 12)

6
Chapter 1. Getting to know your computer
Left-side view
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B40-30/N40-30/B40-70/N40-70/B40-45/N40-45/B50-30/B50-30
Touch/B50-45/N50-45

B50-70/N50-70
AC power adapter jack Connects the AC power adapter.
Lenovo OneLink
connector

(on select models)
When the AC power adapter is connected to the AC
power adapter jack, it provides power to the
computer and charges the battery. When a
supported ThinkPad OneLink Dock is connected to
the Lenovo OneLink connector, it can not only
extend the computer capabilities, but also provide
AC power to the computer and charge the battery.
To use the Lenovo OneLink connector, you need to
remove the connector cover from the Lenovo
OneLink connector first.
Note: Ensure that you keep the connector cover. Reattach it to the Lenovo OneLink
connector when you are not using the Lenovo OneLink connector.
Ventilation slots Dissipates internal heat.
1 3 4 5 6 7
1 3 4 5 6 7 2
a
b
c